100220100122209 has 2 divisors, whose sum is σ = 100220100122210. Its totient is φ = 100220100122208.

The previous prime is 100220100122189. The next prime is 100220100122323. The reversal of 100220100122209 is 902221001022001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58828286401600 + 41391813720609 = 7669960^2 + 6433647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220100122209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100220100122209.

It is not a weakly prime, because it can be changed into another prime (100220100152209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110050061104 + 50110050061105.

It is an arithmetic number, because the mean of its divisors is an integer number (50110050061105).

Almost surely, 2^{100220100122209} is an apocalyptic number.

It is an amenable number.

100220100122209 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220100122209 is an equidigital number, since it uses as much as digits as its factorization.

100220100122209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 100220100122209 in words is "one hundred trillion, two hundred twenty billion, one hundred million, one hundred twenty-two thousand, two hundred nine".